Date: Wed, 8 Sep 2010 10:07:27 +0200 From: Matthias Gamsjager <mgamsjager@gmail.com> To: Sergey Zaharchenko <doublef-ctm@yandex.ru> Cc: freebsd-fs@freebsd.org Subject: Re: 8.1-RELEASE ZFS hangs Message-ID: <AANLkTimY_CacKKxAFYAWkGh9bGQ9MkZxbKJFM4uFJBYR@mail.gmail.com> In-Reply-To: <20100908065222.GA2522@nautilus.vmks.ru> References: <20100907164204.GA2571@nautilus.vmks.ru> <AANLkTimoSNVMCYzqPYXV_51KjK8%2BsUej2goJwAdDV2%2Bn@mail.gmail.com> <20100908065222.GA2522@nautilus.vmks.ru>
next in thread | previous in thread | raw e-mail | index | archive | help
On Wed, Sep 8, 2010 at 8:52 AM, Sergey Zaharchenko <doublef-ctm@yandex.ru> wrote: > Hello Matthias! > > Tue, Sep 07, 2010 at 09:32:04PM +0200 you wrote: > >> Did you try 8 stable to see if it makes any difference? > > This server is to be going into production soon, so I'm not in the best > position to try things. I've however tried disabling prefetch and ZIL. > This helped ZFS pass bonnie++, but it deadlocked later on a repeated > make -j 4 buildworld. top shows: > > CPU: =9A0.0% user, =9A0.0% nice, =9A0.0% system, =9A0.0% interrupt, =9A10= 0% idle > Mem: 194M Active, 32M Inact, 1844M Wired, 48M Cache, 523M Buf, 5799M Free > > 19285 root =9A =9A =9A =9A =9A =9A 1 =9A76 =9A =9A0 13060K =9A8876K zfs = =9A =9A 2 =9A 0:00 =9A0.00% cc1 > 19141 root =9A =9A =9A =9A =9A =9A 1 =9A76 =9A =9A0 13060K =9A8876K tx->t= x =9A1 =9A 0:00 =9A0.00% cc1 > 19745 root =9A =9A =9A =9A =9A =9A 1 =9A76 =9A =9A0 13052K =9A9116K tx->t= x =9A1 =9A 0:00 =9A0.00% cc1 > =9A1154 root =9A =9A =9A =9A =9A =9A 1 =9A44 =9A =9A0 =9A6896K =9A 980K t= x->tx =9A0 =9A 0:00 =9A0.00% syslogd > =9A2136 root =9A =9A =9A =9A =9A =9A 1 =9A44 =9A =9A0 =9A5808K =9A 812K z= io->i =9A2 =9A 0:00 =9A0.00% newsyslog > > etc. > > This, apart from anything else, may indicate that disabling the features > only masks the problems with ZFS, but doesn't eliminate them completely. > > Thanks for your input, > > -- > Sergey Zaharchenko > Could you give more information about the hardware you are using (disk controller in particular) and /boot/loader.conf output.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?AANLkTimY_CacKKxAFYAWkGh9bGQ9MkZxbKJFM4uFJBYR>